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Finding the Fourth Proportional to 483,650.68, 667,230.78 and 302,047.36

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Solution

The fourth proportional to 483,650.68, 667,230.78 and 302,047.36 is: 416,695.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,650.68 : 667,230.78 = 302,047.36 : x
  2. Step 2: Convert to fraction form
    483,650.68/667,230.78 = 302,047.36/x
  3. Step 3: Cross multiply
    483,650.68x = 667,230.78 × 302,047.36
  4. Step 4: Simplify right side
    483,650.68x = 201,535,295,609.74
  5. Step 5: Solve for x
    x = 201,535,295,609.74/483,650.68
  6. Step 6: Final answer
    x = 416,695.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.